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박재상(Park, Jae-Sang),윤종호(Yoo, Jong-ho),박재완(Park, Jae-Wan),신우철(Shin, U-Cheul) 한국태양에너지학회 2011 한국태양에너지학회 학술대회논문집 Vol.2011 No.11
This study has measured indoor temperature and relative humidity and evaluated it for one year by selecting Chungnam"s rural areas for improving indoor environment of rural housing in the circumstance that the environment of housing is poor due to deterioration of rural housing. As a result of its evaluation, the indoor temperature difference by household appeared to be more than 13℃, and it was measured that the indoor temperature was mostly low. A difference of more than 40% in case of relative humidity occurred, so the difference of the indoor environment by household was clear. In case of the thermal comfort zone, the number of households that are distributed to more than 50% of a thermal comfort criterion in the winter was only 3 households, rather than the summer.
이왕제(Lee, Wang-Je),윤종호(Yoo, Jong-ho),백남춘(Baek, Nam-Choon),신우철(Shin, U-Cheul) 한국태양에너지학회 2011 한국태양에너지학회 학술대회논문집 Vol.2011 No.11
Of school buildings, university building requires various case analysis unlike buildings in the elementary, middle and high schools in accordance with its characteristic for variables such as characteristic of department,construction structureand material, the number of persons admitted and schedule.Through the case research on the ‘D’university located in Daejeon,this study made a comparison on the monthly and yearly consumption of gas and electricity of the most recent 3 years and implemented analysis on the usage pattern and standby power of air conditioning and heating by the hour and month using PCCS(Power Consumption Consulting System) as respects electricity that is considered to have a possibility of energy-saving. The result of analysis showed that enormous amount of electric power was used during the night time for freeze protection and burst in winter season and standby power was increased in winter season as a result.
백남춘(Baek Nam-Choon),윤종호(Yoon Jong-Ho),윤응상(Yoon E. S),유창균(Yoo C. G),주문창(Joo M. C),손선우(Son S. W) 한국태양에너지학회 2007 한국태양에너지학회 학술대회논문집 Vol.- No.-
This study is on the evaluation of KIER Zero Energy Solar House(ZeSH). This ZeSH was designed and constructed for the goal of 70% self sufficiency only thermal loads. Various innovative technologies for reducing thermal load such as super insulation, high performance window, passive solar systems, ventilation heat recovery system , etc are applied in this ZeSH. In this study, the performance of the active solar heating system with geothermal heat pump as an auxiliary energy system and the energy self sufficiency rate are especially analyzed by experiment. Indoor setting temperature of ZeSH is 20℃ throughout the experimental period. As a result, the performance of active solar system is 35 to 40% depending on the various ambient condition and the solar fraction for heating season is about 74%.
The Study on the Energy self-sufficiency and Economic Analysis of KIER Zero Energy Solar House
정선영(Jeong, Seonyeong),백남춘(Baek, Namchoon),유창균(Yoo, Changkyoon),윤응상(Yoon, Eungsang),윤종호(Yoon, Jongho) 한국신재생에너지학회 2010 한국신재생에너지학회 학술대회논문집 Vol.2010 No.11
In this study, the energy and economic analysis of KIER Zero Energy Solar House (KIER ZeSH) was carried out. KIER ZeSH was designed and constructed in the end of 2009 for the purpose of more than 70% energy self-sufficiency in total load as well as less than 20% of additional construction cost. The several building energy conservation technologies like as super insulation, high performance window, wast heat recovery system, etc and renewable energy system. The renewable heating and cooling system is a kind of solar thermal system combined with geo-source heat pump as a back-up device. The capacity of 3.15kW solar BIPV system was also installed on the roof. The measurement by monitering system of ZeSH was conducted for one year from November 2009 to October 2010. The energy self-sufficiency and economic analysis were conducted based on the this monitering result. As a result, the energy self sufficiency is about 83% which is higher than that of the target and the payback period is 11 years.
제로에너지 솔라하우스의 난방/급탕용 태양열 시스템 설계 및 분석
백남춘(N.C.Baek),유창균(C.K.Yoo),윤응상(E.S.Yoon),유지용(J.Y.Yoo),윤종호(J.H.Yoon) 한국태양에너지학회 2002 한국태양에너지학회 논문집 Vol.22 No.4
This study is on the design and evaluation of Zero Energy Solar House (ZeSH) including active solar heating system. Various innovative technologies such as super insulation, passive solar systems, super window, ventilation heat recovery system…etc were analyzed by individual and combination for the success of ZeSH. The ESP-r simulation program was used for this. Simulation results shows that almost 77% of heating load can be reduced with the following configuration of 200mm super insulation, super windows, passive solar system and 0.3 ventilation rate per hour. Active solar heating system (ASHS) was designed for the rest of the heating load including hot water heating load. The solar assisted heat pump is used for the auxiliary heating device in order to use air conditioner but not included in this study. The yearly solar fraction is 87% with a solar collector area of 28 m^2. The parametric studies as the influence of storage volume and collector area on the solar fraction was analyzed.
A Study on the Energy Self-Sufficiency of KIER Zero Energy Solar House II
정선영(Jeong, Seonyeong),백남춘(Baek, Namchoon),유창균(Yoo, Changkyoon),윤종호(Yoon, Jongho) 한국신재생에너지학회 2010 한국신재생에너지학회 학술대회논문집 Vol.2010 No.06
The purpose of this study is on the thermal performance evaluation of KIER Zero Energy Solar House-II, called ZeSH-II which can be sustained with the support of a very few energy. This ZeSH-II was designed and constructed in the end of 2009 to develop for the goal of 70% self-sufficiency. Several key technologies like as the super insulation, high performance window, wast heat recovery system as well as solar power and thermal system and geo-source heat pump wear used for this ZeSH-II. The monitering of ZeSH-II was conducted for six months from November 2009 to April 2010. The monthly energy consumption was calculated based on the monitering results. As a result, the ZeSH-II shows that the energy self-sufficiency during six months(from oct. to apr.) is about 80% which is higher than that of the target.